Furnace Blower Not Working Air Conditioning

Turn the power button next to the ac heating unit to the on position.

Furnace blower not working air conditioning.

Our email address is. Check furnace circuit breakers if your furnace isn t blowing air i can t emphasize this enough. But here are some suggestions to start troubleshooting the problem of a furnace blower fan that does not start. My furnace ac won t turn on step 1.

Turn any breaker that is in the. As we begin to troubleshoot it is important to check for a couple of things. A shorted thermostat wire can cause this too but it is very uncommon. Check the furnace flame for a complete blue color.

Any yellow red or orange indicates dust and dirt buildup on the burner. Set it to turn on the ac or heat. I would continue diagnosis by watching the behavior of. A sequencer looks like the picture below.

Most thermostats control both central air and central heat. The home s main electrical panel has a series of circuit breakers for each electrical loop in the house. You would probably need a new control board if the relay on the control board is welded closed. Your system probably has a manual fan on switch on.

Check the circuit breaker for your ac or heater unit and inspect the fuses. You might need a new fan center relay if your furnace is equipped fan sequencer or furnace control board. Blower won t work on central air thermostat. A control board relay where the relay contacts are welded shut can cause the blower to run continuously too.

Inspect the heat exchanger for cracks which can cause a safety hazard. I would start by confirming that the blower fan will operate. If none of these troubleshooting steps work call a professional technician as the. If the fan motor runs but no air comes out check the blower to ensure the belt is not misaligned or broken.

Check your thermostat if your furnace is not blowing air it seems like this would be a no brainer but i can t tell.